WorksheetsPhysical Sciences Review (All Units)
Total questions: 45
Worksheet time: 25mins
Why are pots used for cooking made of metal?
Metal is an excellent conductor of heat.
Metal makes the handle look attractive.
Metal is a poor conductor of heat.
Metal is natural and inexpensive.
Which best explains why a metal ice cream scoop works more efficiently than a plastic ice cream scoop when dipped in warm water prior to scooping the ice cream?
The metal heats more quickly than the plastic.
The plastic heats more quickly than the metal.
The metal insulates against heat.
The plastic conducts heat.
How does the sun warm a person’s face?
through evaporation
through conduction
through convection
through radiation
Which causes surface water in a lake to heat up during the hot summer?
conduction
convection
evaporation
radiation
Which best describes heat transfer due to convection?
It occurs with direct contact.
It occurs only during the day.
It occurs with movement of a fluid.
It occurs only when something is burning.
Which best describes an example of heat transfer through radiation?
getting warm in front of a portable heater
burning your finger on a curling iron
ironing a dress shirt and tie
cooking soup on the stove
Which container will be less likely to feel cold on the outside when filled with ice?
a foam cup
a glass cup
a metal cup
a paper cup
Which container used for cooking food would best conduct heat?
a container made of foam
a container made of glass
a container made of metal
a container made of plastic
Why is copper often used to line the bottom of cookware?
Copper cools quickly.
Copper is inexpensive.
Copper is a good insulator.
Copper is a good conductor.
Why do asphalt streets often have cracks in them?
because asphalt is a good conductor of heat
because asphalt expands when heated and contracts when cooled
because asphalt is an insulator that helps keep heat from escaping
because asphalt contracts when heated and expands when cooled
How do a wooden spoon and a metal spoon react when placed into a pot of hot soup?
Neither spoon gets hot because heat does not transfer through metal or wood.
Both spoons will quickly become hot because heat transfers through all materials equally.
The metal spoon gets hot sooner because heat transfers more easily through metal than wood.
The wooden spoon gets hot sooner because heat transfers more easily through wood than metal.
Why does ice cream placed in a plastic cooler melt slower than ice cream placed in a metal pot?
because metal is a better insulator than plastic
because plastic is a better insulator than metal
because metal insulates against more heat
because plastic conducts more heat
Which graph represents an object that is decreasing in speed?
Graph A
Graph B
Graph C
Graph D
Below is a distance time graph that shows the motion of a student on a walk. Which statement best describes the students' motion?
The student walks slowly at first, then increases their speed, stops, and very quickly returns to the starting point.
The student walks up a hill at the beginning, and then has a flat surface, and then walks down a hill at the end.
The student is going faster and faster in the last two minutes.
The student starts out moving very fast, slows down in the middle of the walk, and then speeds up again at the end.
After throwing a basketball through the net, Anna observed the ball as it hit the ground. Which is most likely responsible for the ball hitting the ground?
friction
gravity
mass
speed
The chart below shows four identical wagons loaded with different amounts of bricks. - Wagon W: two pounds of bricks - Wagon X: three pounds of bricks - Wagon Y: four pounds of bricks - Wagon Z: five pounds of bricks If the same amount of effort is applied to all four identical wagons, why would Wagon W move farthest?
It has the least amount of mass, affecting its motion.
It has the least amount of speed, affecting its motion.
It has the greatest amount of gravity, affecting its motion.
It has the greatest amount of friction, affecting its motion.
Chris climbs onto a skateboard ramp halfway between the top and the bottom of the ramp. Because gravity acts on Chris, which is most likely to happen?
He won’t move.
He will roll up the ramp.
He will roll down the ramp.
He will float above the ramp.
Ana is pushing a wheelbarrow of rocks. She stops and unloads half of the rocks. How will this effect the force needed to move the wheelbarrow?
Gravity is increased, making the wheelbarrow easier to move.
Gravity is decreased, making the wheelbarrow harder to move.
Friction is increased, making the wheelbarrow harder to move.
Mass is decreased, making the wheelbarrow easier to move.
How fast was a train moving if it traveled 100 meters in 10 seconds? (speed = distance ÷ time)
1 meter per second
10 meters per second
90 meters per second
100 meters per second
A 30 gram ball rolls along a flat surface at a constant speed in the same direction over 4 meters in 20 seconds. Which is the speed of the ball? (speed = distance ÷ time)
0.2 meters per second
0.5 meters per second
20 meters per second
80 meters per second
Object Y traveled 700 meters in 10 seconds. Object Z traveled 500 meters in 10 seconds. How much faster was Object Y than Object Z? (speed = distance ÷ time)
2 meters per second
20 meters per second
40 meters per second
60 meters per second
Jose was driving to New York City. He traveled 100 miles in the first hour of the trip and 20 miles in the last hour of his trip. Which can we say about Jose’s drive? (speed = distance ÷ time)
Jose drove less than 120 miles.
Jose drove faster the first hour of his drive.
Jose drove slower the first hour of his drive.
Jose drove the same speed for the entire drive.
A student went on a walk, and kept track of their time and distance. The data is displayed in the graph. Which best describes the student's walk?
A. The student went up a hill, and then down a hill.
B. The student walked very quickly at the beginning of the walk, but then slowed down at the end.
C. The student walked slowly at the beginning of the walk, and faster at the end.
D. The student walked at a steady pace, and then returned to the starting point.
John pushed two identical toy cars across the same flat smooth floor. Why did both cars travel the same distance?
because he pushed the cars at the same time
because he pushed the cars at different times
because he applied different forces to the two cars
because he applied the same force to each of the two cars
Macie's job at the bookstore requires her to move several heavy boxes of books. How can Macie use the least amount of force to move the boxes?
by packing the books in larger boxes
by packing the books in smaller boxes
by stacking the boxes and pulling them out of the storage room
by stacking the boxes and pushing them out of the storage room
Elsa is making a grilled ham-and-cheese sandwich. She uses a 20-gram slice of cheese, 40 grams of sliced ham, and two 15-gram slices of bread. After she heats the sandwich on a griddle, the cheese is melted. What will be the mass of her sandwich?
55 grams
60 grams
75 grams
90 grams
A balloon with a mass of 5 grams is blown up and popped. If all the pieces are weighed what would be their total mass?
2.5 grams
5 grams
7.5 grams
10 grams
Maya adds 6 grams of sugar to a bottle containing 14 grams of warm water. What is the total weight of the sugar and water?
6 grams
8 grams
14 grams
20 grams
How does a decrease in temperature turn water vapor back into a liquid?
through condensation
through transpiration
through precipitation
through evaporation
How would water vapor cooling and forming clouds impact the water cycle?
by increasing runoff
by increasing evaporation
by increasing precipitation
by increasing transpiration
How does water from the ocean return to lakes in the mountains?
Rivers bring water away from the oceans and to the mountains.
Underground water reservoirs move water from the ocean to the mountains.
The rotation of the Earth causes evaporation of the ocean’s water, which allows the winds to blow the moisture to the mountains.
The sun’s energy causes evaporation of the ocean’s water, which condenses into clouds, precipitates, and refills bodies of water in the mountains.
After a hot sunny day, a plant withers and dries up. Which explains how this happens?
The hot sun causes respiration of the plant’s water.
The hot sun causes precipitation of the plant’s water.
The hot sun causes transpiration of the plant’s water.
The hot sun causes condensation of the plant’s water.
Jamal filled his swimming pool in the middle of his backyard. He observed the water level for several weeks and found it decreased over time. Which explains why the water level most likely decreased?
The volume of water changed because the air temperature cooled.
Plants near the pool used the water via transpiration.
Precipitation caused runoff in the pool area.
There was evaporation caused by the sun.
A 100 kg rock is broken into five smaller rocks for a garden. What is the total mass of all five smaller rocks?
20 kg
50 kg
100 kg
500 kg
Johnny tore a sheet of paper into pieces. How does the mass of all the pieces compare to the mass of the sheet before it was torn?
The total mass of the pieces would be greater than the mass of the whole sheet.
The total mass of the pieces would be less than the mass of the the whole sheet.
The total mass of the pieces would be more than twice the mass of the whole sheet.
The total mass of the pieces would be the same as the the mass of the whole sheet.
Sam built a rocket using a full set of blocks. How would taking the rocket apart affect the total mass of the blocks?
The total mass of the blocks would double.
The total mass of the blocks would be the same apart as together.
The total mass of the blocks would decrease because they are together.
The total mass of the blocks would increase because the blocks are apart.
Which is an example of a different substance being formed?
glass breaking
metal melting
water freezing
wood burning
What must occur before clouds can form?
A
Water vapor must get warmer.
B
Water vapor must lose heat energy.
C
Precipitation must begin to fall and run off.
D
Transpiration must add water vapor to the atmosphere.
One morning, Jane notices drops of water on the outside of a window. Later in the day, she notices that the drops have disappeared. What most likely caused the drops to disappear?
A
The water condensed on the plants around the house.
B
Energy from the sun caused the water to evaporate.
C
The water cooled enough to turn into water vapor.
D
Wind blowing on the window turned the water into vapor.
Which is most responsible for the uneven heating of the air in the atmosphere?
A
radiation
B
convection
C
conduction
D
condensation
Heat is defined as
the transfer of thermal energy from one object to another due to temperature difference
the temperature of a solid, liquid, or gas
The kinetic energy of a solid, liquid, or gas.
Which of the following are the best conductors of thermal energy?
Plastic
Wood and glass
Which of these is NOT a good thermal conductor?
Feathers
Metal
Stone
